*{
  font-size: 0;
  padding:0;
  margin:0;
}
body, html {
  background: #ee5648;
}

.swiper-slide {
  background: url('../images/bg.jpg') no-repeat;
  background-size: cover;
  font-size: 16px;
}

.banner1 {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  color: #fff;
}
.banner1 .t1{
  font-size: 50px;
  font-weight: 600;
  margin: 30px 0;
}
.banner1 .t2{
  margin: 20px 0;
  font-size: 30px;
  font-weight: 400;
}
.banner1 .t3{
  padding: 15px 30px;
  font-size: 18px;
  font-weight: 400;
}